CoCoA

2_ International Conference

International conference

H. Yeom, J. Lee, S. Lee and J. Ha, "Covert Communication with Multi-users Cooperation at Unequal Distances," IEEE ICC 2024, Denver, USA, June. 2024
J. Kim, H. Jung and J. Ha, "Low-Complexity Decoding Algorithm Utilizing Degeneracy for Quantum LDPC Codes," IEEE MILCOM 2023, Boston, USA, Oct. 2023
H. Yeom and J. Ha, "Improper Gaussian Signalings for Secure Non-Orthogonal Multiple Access," ICTC 2022, Jeju, Oct. 2022
M. Kim and J. Ha, "Sneak Path Aware Bit-Flipping Algorithm for ReRAM Crossbar Array," ICTC 2022, Jeju, Oct. 2022
S. Han and J. Ha, "Polar Codes for Fast Converging Belief-Propagation Decoding," ICTC 2021, Jeju, Oct. 2021
H. Jung, J. Kang and J. Ha, "Quantum-Assisted Decoding for Non-Binary Low-Density Parity-Check Codes," ICTC 2021, Jeju, Oct. 2021
H. Jung, J. Kang and J. Ha, "Quantum Maximum Likelihood Decoding for Linear Block Code," ICTC 2020, Jeju, Oct. 2020
S. Han and J. Ha, "A Low-complexity Neural BP Decoder with Network Pruning," ICTC 2020, Jeju, Oct. 2020
M. Kim and J. Ha, "Analysis of Bit-Flipping Algorithm of Irregular Low-Density Parity-Check Codes," ICTC 2020, Jeju, Oct. 2020
M. Kim and J. Ha, "Density Evolution of the Bit-Flipping Decoding Algorithm of Regular Low-Density Parity-Check Codes," ICTC 2019, Jeju, Oct. 2019
S. Han, J. Oh, K. Oh, and J. Ha, "Lowering Error Floor of LDPC Codes: A Machine Learning Approach," NVMW 2019, Sandiego, USA, Mar. 2019
K. Oh, D. Kim and J. Ha, "Increasing Minimum Distance of Polar Codes with Outer Parity-Check Codes," IEEE ICTC 2018, Jeju, Oct. 2018
S. Jeong and J. Ha, "Efficiently Encodable Multi-Edge Type LDPC Codes for Long-Distance Quantum Cryptography," IEEE ICTC 2018, Jeju, Oct. 2018
J. Oh and S. Han, "Performance Comparison of Multi-Level Coding Schemes for Flash Memory," IEEE ICCE-Asia 2018, Jeju, Jun. 2018
S. Hwang, J. Jung, D. Kim, I. Park, Y. Lee, and J. Ha, "An energy-optimized (37840, 34320) symmetric BC-BCH decoder for healthy mobile storages," IEEE A-SSCC 2017, Seoul, Nov. 2017
M. Ko, S. Yun, J. Park, and J. Ha, "Artificial-noise-aided Secure Beamforming in Full-duplex Wireless-powered Relay," IEEE WCNC 2018, Barcelona, Apr. 2018
M. Ko, S. Yun, and J. Ha, "Resource Allocation Scheme for Wireless Powered Wiretap Channel," IEEE ICTC 2017, Jeju, Oct. 2017
J. Park, S. Yun, and J. Ha, "Secure Full-Duplex Relay Network using Cooperative Jamming," IEEE ICTC 2017, Jeju, Oct. 2017
S. Yun, J. Park, S. Im and J. Ha, "On the Secrecy Rate of Artificial Noise Assisted MIMOME Channels with Full-duplex Receiver," IEEE WCNC 2017, San Francisco, Mar. 2017
J. Park, S. Yun, and J. Ha, "Detection of Pilot Contamination Attack in the MU-MISOME Broadcast Channels," IEEE ICTC 2016, Jeju, Oct. 2016
S. Lee, D. Kim, and J. Ha, "A Paired-Page Reading Scheme for NAND Flash Memory," IEEE ICTC 2016, Jeju, Oct. 2016
D. Kim, K. Oh, D. Kim, and J. Ha, "Information Set Analysis of Polar Codes," IEEE ICTC 2016, Jeju, Oct. 2016
D. Kim, S. Jeong, and J. Ha, "On the Channel Quantization for NAND Flash Memories," NVMW 2016, Sandiego, USA, Mar. 2016
D. Kim, and J. Ha, "Serial Quasi-Primitive BC-BCH Codes for NAND Flash Memories," IEEE ICC 2016, Kuala Lumpur, Malaysia, May 2016
S. Yun, J. Ha, and B. Kwak, "Robustness of Biologically Inspired Pulse-Coupled Synchronization against Static Attacks," IEEE GLOBECOM 2015, San Diego, Dec. 2015
S. Im, J. Choi, and J. Ha, "Secret Key Agreement for Massive MIMO Systems with Two-Way Training Under Pilot Contamination Attack," IEEE GLOBECOM 2015, San Diego, Dec. 2015
S. Lee, J. Lee, and J. Ha, "On Interleaver Design for BICM System with Low Error-Floors," IEEE ICTC 2015, Jeju, Oct. 2015
D. Kim, and J. Ha, "A Low-Complexity Decoding Algorithm for Concatenated Tree Codes," IEEE ICTC 2015, Jeju, Oct. 2015
J. Choi, and J. Ha, "Power allocation of random masked beamforming for guaranteed secure communications," IEEE ICTC 2015, Jeju, Oct. 2015
D. Kim, J. Moon, and J. Ha, "A Strong Hard-Decision Error-Correcting Code for NAND Flash Memories:Quasi-Primitive Block_Wise Concatenated BCH Codes," NVMW 2015, Sandiego, USA, Mar. 2015
D. Kim, and J. Ha, "Quasi-Primitive Block-wise Concatenated BCH Codes for NAND Flash Memories," IEEE ITW 2014, Hobart, Tasmania, Australia, Nov. 2014
S. Yun, J. Baek, S. Im, and J. Ha, "Secure Code Design for Near Field Communications," IEEE ICTC 2014, Busan, Korea, Oct. 2014
Y. Hong, S. Im, and J. Ha, "Secure Antenna Subset Modulation with Coordinate Interleaved Orthogonal Designs," IEEE ICTC 2014, Busan, Korea, Oct. 2014
J. Choi, and J. Ha, "On the Estimation of Slow-Fading Coefficients for Pilot Contamination Precoding," IEEE VTC 2014, Seoul, Korea, May 2014
D. Hwang, H. Jeon, J. Ha, J. Choi, "Energy Efficient Transmission Strategies for Distributed Detection in Wireless Sensor Networks," IEEE ISSNIP 2014, Singapore, April. 2014
W. Shin, J. Lim, W. Noh, K. Jang, S. Yun, J. Baek, and J. Ha, "A Real-Time Implementation of Interference Neutralization for Multi-Source Multi-Hop Wireless Networks," IEEE ICCE 2014, Las Vegas, NV, USA, Jan. 2014
S. Im, H. Jeon, J. Choi, J. Ha, "Secret Key Agreement under an Active Attack in MU-TDD Systems with Large Antenna Arrays," IEEE GLOBECOM 2013, Atlanta, Dec. 2013
S. Im, H. Jeon, J. Choi, and J. Ha, "Robustness of Secret Key Agreement Protocol with Massive MIMO under Pilot Contamination Attack," IEEE ICTC 2013, Jeju, Oct. 2013
J. Choi, H. Jeon, and J. Ha, "Physical Layer Security for Wireless Sensor Networks," IEEE PIMRC 2013, London, Sept. 2013
H. Jeon, SW. McLaughlin, J. Ha, "Secure Communications with Untrusted Secondary Users in Cognitive Radio Networks," IEEE GLOBECOM 2012, Anaheim, California, USA, Dec. 2012
D. Kim, J. Choi and J. Ha, "On the Soft Information Extraction from Hard-Decision Outputs in MLC NAND Flash Memory," IEEE GLOBECOM 2012, Anaheim, California, USA, Dec. 2012
J. Choi, S. Li, X. Wang, J. Ha, "A General Distributed Consensus Algorithm for Wireless Sensor Networks," IEEE Wireless Advanced (WiAd), 2012, London, UK, June. 2012
S. Cho and J. Ha, "Concatenated BCH Codes for NAND Flash Memories," IEEE ICC 2012, Ottawa, Canada, June. 2012
J. Choi, J. Ha, "Iterative Distributed Amplitude Optimization for Distributed Detection in Wireless Sensor Networks," Vehicular Technology Conference (VTC Spring), 2012 IEEE 75th, Yokohama, Japan, May 2012
J. Choi and J. Ha, "Orthogonal Beamforming for overlay mode of OFDMA-based Rural Broadband Wireless Access," Wireless Communications and Networking Conference (WCNC), 2012 IEEE, Paris, France, April. 2012
H. Jeon and J. Ha, "Channel Aware Encryption and Decision Fusion for Wireless Sensor Networks," IEEE WIFS'11, Foz do Iguacu, Brazil, Nov. 2011
M. Hyun, W. Song, J. Choi, S. Yoo, and J. Ha, "Code Design for Type-I Wiretap Channel," Allerton conference on Communication, Control, and Computing, Illinois, USA, Sept. 2011
J, Choi, and J. Ha, "MMSE-based Distributed Beamforming in Cooperative Relay Networks," IEEE MWSCAS'11, Seoul, Korea, Aug. 2011
H. Jeon, S. McLaughlin, and J. Ha, "Cooperative Secure Transmission for Distributed Detection in Wireless Sensor Networks," IEEE MWSCAS'11, Seoul, Korea, Aug. 2011
J. Nam, G. Caire, and J. Ha, "Block Triangularization: A New Linear Precoding Strategy for Gaussian MIMO BC," IEEE ISIT'11, pp.1733-1737, St. Petersberg, Russia, Aug. 2011
C. Jung, D. Jun, J. Oh, H. Park and J. Ha, "Region-of-Interest Based Pixel Domain Wyner-Ziv Coding," IEEE MILCOM'10, vol., pp.283-286, San Jose, CA, USA, Oct. 2010
J. Nam, J. Ha and J. Ahn, "A New Linear Precoding Strategy for MIMO BC," IEEE GLOBECOM 2010, Miami, USA, Dec. 2010
H. Jeon, J. Choi, H. Lee, and J. Ha, "Channel-Aware Energy Efficient Transmission Strategies for Large Wireless Sensor Networks," IEEE GLOBECOM 2010, Miami, USA, Dec. 2010
J. Choi and J. Ha, "On the Asymptotic Performance of TBMA with Multichannel Diversity over Fading Channels," IEEE PIMRC 2010, Istanbul, Turkey, Sep. 2010
H. Jeon, D. Hwang, J. Choi, H. Lee, and J. Ha, "Secure Type-Based Multiple Access: Transmission Strategy and Analysis for Perfect Secrecy," IEEE ITW 2010, Dublin, Ireland, Aug. 2010
D. Klinc, J. Ha, S. McLaughlin, J. Barros, and B. Kwak, "LDPC codes for Physical Layer Security," IEEE Globecom 2009, pp.1-6, Hawaii, USA, Nov. 2009
H. Jeon, N. Kim, J. Choi, H. Lee and J. Ha, "On Multiuser Secrecy Rate in Flat Fading Channel," IEEE MILCOM'09, pp.1-7, Boston, MA, USA, Oct. 2009
D. Klinc, J. Ha, S. McLaughlin, J. Barros, and B. Kwak, "LDPC Codes for the Gaussian Wiretap Channel," IEEE ITW 2009, pp.95-99, Taormina, Italy, Oct. 2009
M. Kim, M. Hyun, J. Ha, and H. Oh, "On Enhancement of Error Detection Capability of WAVE Standard," 16th World Congress on ITS, Stockholm, Sweden, Sept. 2009
H. Jeon, N. Kim, M. Kim, H. Lee, and J. Ha, "Secrecy Capacity over Correlated Ergodic Fading Channel," IEEE MILCOM'08, pp.1-7, San Diego, CA, USA, Nov. 2008
D. Klinc, J. Ha, and S. McLaughlin, "Optimized Puncturing and Shortening Distributions for Nonbinary LDPC Codes over the Binary Erasure Channel," Allerton Conference on Communication, Control, and Computing, pp.1053-1058, Illinois, USA, Sept. 2008
J. Nam, S. Kim and J. Ha, "A New Design of Iterative Detection and Decoding with Soft Interference Cancellation," IEEE VTC'08 Fall, pp.1-6, Calgary, Canada, Sept. 2008
D. Klinc, J. Ha, and S. McLaughlin, "On Rate-Adaptivity of Nonbinary LDPC Codes," in Proc. of the 5th International Symposium on Turbo Codes & Related Topics 2008, pp.231-236, Lausanne, Switzerland, Sept. 2008
J. Nam, S. Kim and J. Ha, "A Modified Turbo Principle of Iterative Detection and Decoding," IEEE ISIT'08, pp.469-473, Toronto, Canada, July 2008
S. Song, D. Hwang, S. Seo, J. Ha, "Linear-Time Encodable Rate-Compatible Punctured LDPC Codes with Low Error Floors," IEEE VTC'08 Spring, pp.749-753, Marina Bay, Singapore, May 2008
S. Oh, A. Fayziyev, J. Cha, J. Ha, S. Kim, "A New Efficient 16-QAM Mapping Approach for Iterative Receiver using Turbo Codes over SISO Channel," IEEE ICACT 2008, vol.1, pp.421~423, Phoenix Park, Republic of Korea, Feb. 2008
J. Nam, S. Kim, H. Chung, J. Choi, J. Ha, "Cholesky Based Efficient Algorithms for the MMSE-SIC Receiver," IEEE Globecom 2007, pp.3045-3050, Washington.DC, USA, Nov. 2007
J. Kwon, D. Klinc, J. Ha, W. McLaughlin, "Fast Decoding of Rate-Compatible Punctured LDPC Codes," IEEE ISIT 2007, pp.216-220, Nice, France, June 2007
D. Shin, K. Heo, S. Oh, J. Ha, "A Stopping Criterion for Low-Density Parity-Check Codes," IEEE VTC'07 Spring, pp.1529-1533, Dublin, Ireland, April 2007
K. Chang, Y. Han, J. Ha, Y. Kim, "Cancellation of ICI by Doppler effect in OFDM systems," IEEE VTC'06 Spring, vol.3, pp.1411-1415, Melbourne, Australia, May 2006
D. Klinc, J. Ha, J. Kim, S. W. McLaughlin, "Rate-Compatible Punctured Low-Density Parity-Check Codes for Ultra Wide Band Systems," IEEE Globecom 2005, pp. 3856-3860, St. Louis, MO, USA, Nov. 2005
J. Ha, J. Kim, S. W. McLaughlin, “Puncturing for Finite Length Low-Density Parity-Check Codes,” Proc. of the IEEE ISIT 2004, p.151, Chicago, USA, July 2004
J. Ha, S. W. McLaughlin, “Optimal Rate Compatible Puncturing of LDPCs,” Proc. of the IEEE ISIT 2003, p.233, Yokohama, Japan, July 2003
J. Ha, S. W. McLaughlin, “Optimal Puncturing Distributions for Irregular Low-Density Parity-Check Codes,”IEEE ICC 2003, vol. 5, pp.3110-3114, Seattle, USA, May 2003
J. Ha, S. W. McLaughlin, "Analysis and Design of Punctured LDPCCs over Gaussian Channel with Erasures," Proc. of the IEEE ISIT 2002, p.30, Lausanne, Switzerland, July 2002
J. Ha, A. N. Mody, J. Sung, J. R. Barry, S. W. McLaughlin, and G. L. Stuber, “LDPC Coded OFDM with Alamouti/SVD Diversity Technique,” WPMC'01, pp.1345-1350, Aalborg, Denmark, Sept. 2001
J. W. Chung, J. S. Kim, Y. G. Jeong, and J. Ha, "Implementation of Code Acquisition and Code Tracking Loop for CDMA Wireless Local Loop System," IEEE VTC'98, pp.1204-1208, Ottawa, Canada, May 1998
S. R. Kim, J. G. Lee, S. Kang, and J. Ha, "Pilot Channel Aided Dual-Channel QPSK for CDMA Reverse Links," APCC'97, Sydney, Australia, Dec. 1997
J. Ha, J. G. Lee, S. R. Kim, and H. Lee, "Performance Evaluation of a CDMA Wireless Local Loop System," APCC'97, Sydney, Australia, Dec. 1997
J. Ha, J. Lee, S. Kim, and H. Lee, "Design and Performance Evaluation of a CDMA Wireless Local Loop," ITC-CSCC'97, vol. 2, pp. 1131-1134, Okinawa, Japan, July 1997
J. Ha, S. Kim, J. Lee, and H. Lee, "Signal Constellation of Modulation Schemes for CDMA Reverse Link," ITC-CSCC'97, vol. 2, pp.1127-1130, Okinawa, Japan, July 1997
D. Rhu, J. Kim, G. Ha, J. Lee, J. Kim, Y. Jeong, J. Ha, and N. J. Park, "Implementation of Wideband CDMA Modem Using Processors and Programming Logic Devices," ISCA'97, vol. 4, pp.2613-2616, Denver, Colorado, June 1997
B. Kang and J. Ha, "Performance of a Multi-Carrier DS/CDMA System with Diversity in a Rayleigh Fading Channel," ICCS'96, pp.14.4.1-14.4.5, 1996
B. Kang and J. Ha, "A Multiple-Carrier DS/CDMA System with Maximal Ratio Combining in a Mobile Radio Channel," MDMC96, pp. 749-753, 1996
B. Kang and J. Ha, "The performance of a Multi-Carrier DS/CDMA System with Maximal Ratio Combining Diversity," ITC-CSCC96, pp. 432-436, 1996
B. Kang and J. Ha, "Effect of Diversity and FEC Coding on DS/CDMA Mobile Radio System," ICW, pp.53-565, 1995